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Takisato

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Takisato completed
Takisato completed

Particulars

Owner: Hokkaido Development Bureau

Designer: Ministry of Construction

Contractor: Aoki Construction Co Ltd, Iwata Construction Co Ltd and Nakayama-gumi Co LtdJ.V.

Statistics

Type: Gravity

Purpose(s): Flood Control / Hydropower / Irrigation / Water Supply

Reservoir capacity: 108 m3x106

Height: 50 metres

Length: 445 metres

Volume of RCC: 327 m3x103

Total volume: 455 m3x103

Construction Dates

Start of Project: 10/90 (October 1990)

Start of RCC: /93 ( 1993)

End of RCC: 07/97 (July 1997)

End of Project: 06/00 (June 2000)

Country: Japan

River: Sorachi

DMS Co-ordinates: 43˚26'37.51"N, 142˚17'19.83"E

DD Co-ordinates: 43.443752, 142.288849

Facings

Upstream

SlopeType
0.06Traditional concrete against formwork

Downstream

SlopeType
0.80Traditional concrete against formwork

Spillway

SlopeType
0.80Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
250750

Cementitious material

Cement (kg/m3)
84
Pozzolan (kg/m3)Pozzolan Type
36Low-lime flyash (ASTM Class F)